Description Details Author(s) References Examples
ExactPath
implements an algorithm for exact LASSO solution. Two methods are provided to print and visualize the whole solution paths. Use ?ExactPath
to see an introduction. Packages ncvreg
and lars
are required so that their data sets can be used in examples.
Package: | ExactPath |
Type: | Package |
Version: | 1.0 |
Date: | 2013-02-05 |
License: | GPL (>=2) |
LazyLoad: | yes |
Kai Wang <kai-wang@uiowa.edu>
Wang K. (2013) Exact LASSO linear regression. Submitted.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | library(ncvreg)
data(prostate)
myfit = exact.path(as.matrix(prostate[,-9]), prostate$lpsa, verbose=TRUE)
myfit
plot(myfit)
library(ncvreg)
data(heart)
myfit = exact.path(as.matrix(heart[,-1]), heart$sbp)
myfit
plot(myfit)
library(lars)
data(diabetes)
myfit = exact.path(diabetes$x, diabetes$y, verbose=TRUE)
myfit
plot(myfit)
|
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